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29 
30 // macho_utilities.h: Utilities for dealing with mach-o files
31 //
32 // Author: Dave Camp
33 
34 #ifndef COMMON_MAC_MACHO_UTILITIES_H__
35 #define COMMON_MAC_MACHO_UTILITIES_H__
36 
37 #include <mach-o/loader.h>
38 #include <mach/thread_status.h>
39 
40 /* Some #defines and structs that aren't defined in older SDKs */
41 #ifndef CPU_ARCH_ABI64
42 # define CPU_ARCH_ABI64    0x01000000
43 #endif
44 
45 #ifndef CPU_TYPE_X86
46 # define CPU_TYPE_X86 CPU_TYPE_I386
47 #endif
48 
49 #ifndef CPU_TYPE_POWERPC64
50 # define CPU_TYPE_POWERPC64 (CPU_TYPE_POWERPC | CPU_ARCH_ABI64)
51 #endif
52 
53 #ifndef LC_UUID
54 # define LC_UUID         0x1b    /* the uuid */
55 #endif
56 
57 // The uuid_command struct/swap routines were added during the 10.4 series.
58 // Their presence isn't guaranteed.
59 struct breakpad_uuid_command {
60   uint32_t    cmd;            /* LC_UUID */
61   uint32_t    cmdsize;        /* sizeof(struct uuid_command) */
62   uint8_t     uuid[16];       /* the 128-bit uuid */
63 };
64 
65 void breakpad_swap_uuid_command(struct breakpad_uuid_command *uc,
66                                 enum NXByteOrder target_byte_order);
67 
68 // Older SDKs defines thread_state_data_t as an int[] instead
69 // of the natural_t[] it should be.
70 typedef natural_t breakpad_thread_state_data_t[THREAD_STATE_MAX];
71 
72 // The 64-bit swap routines were added during the 10.4 series, their
73 // presence isn't guaranteed.
74 void breakpad_swap_segment_command_64(struct segment_command_64 *sg,
75                                       enum NXByteOrder target_byte_order);
76 
77 void breakpad_swap_mach_header_64(struct mach_header_64 *mh,
78                                   enum NXByteOrder target_byte_order);
79 
80 void breakpad_swap_section_64(struct section_64 *s,
81                               uint32_t nsects,
82                               enum NXByteOrder target_byte_order);
83 
84 #endif
85